| 21. | The main challenge in rural Zimbabwe is food preservation.
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| 22. | The use of nitrates in food preservation is controversial.
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| 23. | Parry also pioneered the use of canning techniques for food preservation on his Arctic voyages.
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| 24. | Natural materials weren t just used in food preservation.
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| 25. | We also have Food preservation # Lye albeit without much other then what's discussed here.
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| 26. | Sausage making is a traditional food preservation technique.
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| 27. | Dr . Esselen directed research on war time food substitutes, canning, and other food preservation methods.
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| 28. | Methods of food preservation continued to develop.
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| 29. | "' Curing "'is any of various food preservation and Dehydration was the earliest form of food curing.
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| 30. | Much of the cuisine of this area is dependent on food preservation techniques, namely dehydration and canning.
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